error running j2ee server

Hello, I am getting the following error when running the j2ee server: D:\>j2ee -verbose J2EE server Listen Port: = 1049 Naming service started: :1050 Published the configuration object ... Binding DataSource, name = jdbc/Cloudscape, url = jdbc:cloudscape:rmi:Cloudscape DB;create=truejava.lang.RuntimeException: at com.sun.enterprise.server.J2EEServer.run(J2EEServer.java:348) at com.sun.enterprise.server.J2EEServer.main(J2EEServer.java:866) J2EE server reported the following error: Error executing J2EE server ... D:\> Can anyone help me? I am running version j2sdkee1.2.1 and jdk1.3 on windows NT. I believe all of my path variables are set up ok hope you can help. Stephen